A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.
NSN 5930-00-927-2072
NSN 5910-01-477-2562
NSN 5855-01-223-0833
NSN 5945-01-040-7705
NSN 5999-00-892-3872
NSN 5999-01-090-4528
NSN 6610-00-058-0900
NSN 6110-01-485-0276
NSN 5996-01-462-0833
NSN 6150-01-025-3696
NSN 5990-00-181-2220
NSN 4140-01-051-0421